Comment # 52 on bug 75992 from Ed Tomlinson

Another data point for everyone.  The uniengine tropical benchmark completes at
41fps (20% faster), without problems, using the 1.15.99.902 X (1.66-rc2) build
with the new firmware, kernel 3.15-rc1 + patch, and three fixes from:
https://bugs.freedesktop.org/show_bug.cgi?id=64297 with llvm 3.4 & mesa-git.